Minimum Control Measures (MCM)

MS4 Permit Requires Compliance with 6 Minimum Control Measures (MCM)

MCM1 Public Education and Outreach

Messages about water quality protection and sources of water impairment are required during the 5-year term of the MS4 Permit:

• 2 messages to 4 audiences (residents, businesses/institutions/commercial, developers, and industrial)
• 3 targeted messages each year on fertilizer use, pet waste and yard waste to either residents, businesses or institutions
  • Fertilizer Use Flyer
  • Pet Waste Flyer
  • Yard Waste Flyer
  • Water Quality Flyer

MCM2 Public Involvement and Participation

The Town’s Stormwater Management Program is provided for public review and comment every year.

• Permit Year 1 Stormwater Management Program

MCM3 Illicit Discharge Detection and Elimination (IDDE) Program

At 2019 town meeting, voters approved a warrant article which establishes a new section of the Atkinson Zoning Ordinance giving the town authority to prohibit illicit discharges to their MS4 system.

• IDDE Ordinance

At the Board of Selectmen’s September 16, 2019 meeting, they adopted the IDDE Administrative Program which gives the Town authority to manage and process incidents of illicit discharge to their MS 4 system.

• IDDE Program

MCM 4 Construction Site Stormwater Runoff Control

At their June 19, 2019 meeting, the Atkinson Planning Board reviewed and made revisions to draft Erosion and Sediment Control for Construction Site Stormwater Runoff standards. At their July 17, 2019 meeting, the Planning Board adopted these standards into the town’s Site Plan Review and Subdivision Regulations.

• Erosion and Sediment Control for Construction Site Stormwater Runoff standards
• Subdivision Erosion Sediment Control Regulations

MCM 5 Post Construction Stormwater Management in New Development and Redevelopment

In MS4 Permit Year 2 (July 1, 2019-June 30, 2020), the Planning Board will review and adopt Post Construction Stormwater Management in New Development and Redevelopment standards in the town’s Site Plan Review and Subdivision Regulations.

MCM 6 Good Housekeeping and Pollution Prevention for Permittee Owned Operations

Refer to the Stormwater Management Program document for Permit Year 1 activities completed including descriptions of Catch Basin Cleaning Program, Street Sweeping Program, Winter Road Maintenance Program and Stormwater Treatment Structures Inspection and Maintenance Procedures.

• Stormwater Management Program

Permit Year 2 activities will include preparation of Operations and Maintenance Procedures for municipally owned Parks and Open Spaces, Buildings and Facilities, and Vehicles and Equipment utilizing Standard Operating Procedures and Best Management Practices from the Partners for a Clean Environment (PACE) Website.

More information about the New Hampshire 2017 EPA MS4 Permit is available at the EPA New Hampshire Small MS4 General Permit Webpage.